Re: [Jolie-devel] OneWay messages / Doc fix

[Matthias D. W. <mwa...@ya...>]

Hi Fabrizio & Saverio,

I would propose some doc change to clear this one - since it did not 
seem obvious to me.

Cheers,
Matthias

Matthias Dieter Wallnöfer schrieb:
> Hi Fabrizio,
>
> this works well, but on the client side
>> main
>> {
>>      twice@TwiceService( 5 )
>> }
> I get a Java EOF exception. I imagine that this could be a coordination
> issue?
>> Nov 21, 2013 11:49:30 AM jolie.Interpreter logWarning
>> WARNING: [client.ol] java.io.EOFException
>>      at java.io.DataInputStream.readFully(DataInputStream.java:197)
>>      at java.io.DataInputStream.readLong(DataInputStream.java:416)
>>      at jolie.net.SodepProtocol.readMessage(SodepProtocol.java:252)
>>      at jolie.net.SodepProtocol.recv(SodepProtocol.java:305)
>>      at jolie.net.SocketCommChannel.recvImpl(SocketCommChannel.java:92)
>>      at jolie.net.CommChannel.recv(CommChannel.java:198)
>>      at
>> jolie.net.AbstractCommChannel$ResponseReceiver.run(AbstractCommChannel.java:226)
>>      at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>>      at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>>      at java.lang.Thread.run(Thread.java:724)
> Cheers,
> Matthias
>
> Fabrizio Montesi schrieb:
>> Hi Matthias,
>> this:
>>> twice( number ) {
>>>           result = number * 2;
>>>           println@Console( result )();
>>>       }
>> is not a construct in the language. Request-Response operations
>> support the { block } construct because it is useful to specify
>> something to happen *in-between* the request and the response. For
>> one-ways this is not necessary because they just receive something.
>> Hence you can just use the semicolon operator for expressing a
>> sequence and obtain what you want:
>>
>> twice( number );
>> result = number * 2;
>> println@Console( result )()
>>
>>
>> Cheers,
>> Fabrizio.
>>
>>
>> On Thu, Nov 21, 2013 at 11:04 AM, Matthias Dieter Wallnöfer
>> <mwa...@ya...> wrote:
>>> Hi developers,
>>>
>>> I got another question: in
>>> http://www.jolie-lang.org/?top_menu=documentation&sideMenuAction=getting_started/behavior_and_deployment
>>> we have a simple client-server example:
>>>> |main|
>>>> |{|
>>>> |||twice( number )( response ) {|
>>>> |||response = number * ||2|
>>>> |||}|
>>>> |}|
>>> But when I change it to be one-way I run into trouble:
>>>> interface TwiceInterface {
>>>>       OneWay: twice( int )
>>>> }
>>> and
>>>> main
>>>> {
>>>>       twice( number ) {
>>>>           result = number * 2;
>>>>           println@Console( result )();
>>>>       }
>>>> }
>>> does not work. Why?
>>>
>>> Do I need something like this?
>>>> main
>>>> {
>>>>       [ twice( number ) ] {
>>>>           result = number * 2;
>>>>           println@Console( result )();
>>>>       }
>>>> }
>>> Cheers,
>>> Matthias
>>>
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